A, B and C start at the same time in the same direction to run around a circular stadium . A completes a round in 252 seconds , B in 308 seconds and C in 198 seconds all starting at the same point . After what time will they meet again at the starting point ?

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#Question id: 14943

#Section 1: Engineering Mathematics

If z = x⁴ + 3xy - y² and y = sin x then dz/dx is

TLS Online TPP Program

#Question id: 14944

#Section 1: Engineering Mathematics

A point P is moving along curve of intersection of paraboloid x² /16 - y²/9 = z and cylinder x2 + y2 = 5. If x is increasing at the rate of 5cm/s how fast is z changing when x = 2m and y = 1 cm ?

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#Question id: 14945

#Section 1: Engineering Mathematics

The general solution of  

TLS Online TPP Program

#Question id: 14946

#Section 1: Engineering Mathematics

If z = xe^y/x then

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#Question id: 14973

#Section 1: Engineering Mathematics

Find the Laplace transform of et Sin(t). 

TLS Online TPP Program

#Question id: 14974

#Section 1: Engineering Mathematics

Laplace transform of t² sin (2t).